The more you look at changes to Mach Absolute Time coming in Apple Silicon Macs, the more messy they become, largely because the docs are so incomplete.
Apple silicon
Highlights some potential issues with third-party products running under Big Sur, and on Apple Silicon Macs, from the sealed system volume to mixed architecture tool chains.
Complete listing of freeware available from here, now compatible with macOS 11 Big Sur, and Universal to run native on Intel and Apple Silicon Macs.
A utility for the expert, not a casual user. Can wipe extended attributes, reset file dates, clean your logs, and more.
Since we switched to Intel Macs, Mach precision time has ticked away in nanoseconds. That’s won’t be true in Apple Silicon Macs, and could have strange results.
Universal App version of a utility to scrutinise your keychains and help diagnose their problems.
A new Universal App version of Signet, which checks signatures on apps and other bundles.
Normalises strings to any of the four standard Unicode normalisation forms C, D, KC or KD, supplied with source.
The equivalent of cmp, only it works on extended attributes rather than file data.
The command tool member of the Dintch suite for tagging files with their SHA256 digest, to keep a watch on their integrity.
The Eclectic Light Company 